docs: def asSortedStringDict(self, roundValue=False):
          """ Return the data in a dict with sorted names and column titles.
          ::
  
              >>> l = Location(pop=1, snap=(1,10))
              >>> l.asSortedStringDict()[0]['value']
              '1'
              >>> l.asSortedStringDict()[0]['axis']
              'pop'
              >>> l.asSortedStringDict()[1]['axis']
              'snap'
              >>> l.asSortedStringDict()[1]['value']
              '(1,10)'
              
          """
          data = []
          names = sorted(self.keys())
          for n in names:
              data.append({'axis':n, 'value':numberToString(self[n])})
          return data